Chapter3 Keywords
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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a mathematical method for determining the value of an unknown quantity that has a specific relationship to one or more quantity | show 🗑
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show | Decimal
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show | Denominator
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show | Decimal point
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show | Difference
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show | Dividend
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the number that is divided into the dividend | show 🗑
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a declaration that two mathematical statements (groups of numbers, together with their signs or mathematical functions) are equal to each other | show 🗑
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show | Mixed number / Improper fraction
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The upper number of a fraction | show 🗑
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A form of a fraction with a denominator of 100 | show 🗑
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the answer to a multiplication table | show 🗑
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the answer to a division problem | show 🗑
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show | Ratio
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show | Squared
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the total or the answer to an addition problem | show 🗑
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show | Fraction
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show | SID (Source Image Distance)
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show | Caliper
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The number of times a number is multiplied by itself, as indicated as exponent | show 🗑
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the number that is multiplied times it to form a mathematical term with exponent | show 🗑
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show | Cubed
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show | Exponent
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the number that is left over when one number is divided unequally into another | show 🗑
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The portion of a number which, when multiplied by itself equals the original number | show 🗑
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mA X Seconds = mAs | show 🗑
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radiation intensity is inversely proportional to the square of the distance I1 / I2 = SID2 squared / SID1 squared | show 🗑
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to maintain a constant radiographic intensity (density), the mAs must be directly proportional to the square of the distance mAs1 / mAs2 = SID1 squared / SID2 squared | show 🗑
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Below 85 kVp, an adjustment of 2 kVp/cm will compensate for small changes. Above 85 kVp, a change of 3 kVp/cm is necessary | show 🗑
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For a 2 cm increase in patient size, increase the mAs by 30% (multiply by 1.3) per 2 cm. For a 2 cm decrease in patient/part size, decrease the mAs by 20% (multiply by 0.8) per 2 cm | show 🗑
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to increase contrast (more difference between shades) decrease the kVp by 15% and multiply the mAs by 2. To decrease contrast, increase latitude and lower patient dose, increase kVp by 15% and divide the mAs by 2 | show 🗑
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show | Relative speed formula
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show | Grid conversion formula
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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